Question
An element $X$ has the valency $3$ while element $Y$ has the valency $2.$ Write the formula of the compound formed between $X$ an $Y.$
✓
Answer
Formula: $X_2Y_3$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Name and briefly explain four ways by which pollution of air caused by humans is minimised.
Write the balanced equations :
Red lead oxide, Pb304, is heated
Red lead oxide, Pb304, is heated
How is oxygen naturally renewed in air ?
Give reason:
A drop of ink added to water in a glass turns whole water blue.
A drop of ink added to water in a glass turns whole water blue.
Describe what you will observe and write fully balanced equation when the following is introduced in a jar of oxygen.
Burning magnesium
Burning magnesium
complete chemical equation balance them : $\text{AgCl} \rightarrow $ _________ $+ \text{Cl}_2$
→When carbon dioxide is passed through lime water first in a small amount and then in excess
complete chemical equation balance them : $\text{Mg} + \text{O}_2 \rightarrow $ __________
→On the basis of molecular theory, explain why a liquid can flow and it needs a vessel to contain.
What are metalloids?